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- ROG Strix G18 G815 RTX 5080 (2025)
AsusDesktop replacement
Asus ROG Strix G18 G815 RTX 5080 (2025)
Asus ROG Strix G18 G815 RTX 5080 (2025) is a desktop replacement released in January 2025. Key specs: graphics card GeForce RTX 5080 Laptop, GPU power (TGP) 175 W, processor Core Ultra 9 290HX Plus, screen size 18″.
7.2Score
Graphics7.7
Overall performance7.8
Display8.6
Memory & storage3.2
Battery & portability3.0
Features & cooling8.2
price range$3,700–4,600Reference price converted from EUR
- Released
- January 2025
- Brand
Asus- Popularity
- #27 of 1,608
- Series
- Asus ROG Strix G18 · 21 generations
- Model numbers
- G815LW-SA269WG815LW-SA358W
GeForce RTX 5080 LaptopGraphics card
175 WGPU power (TGP)
Core Ultra 9 290HX PlusProcessor
18″Screen size
240 HzRefresh rate
32 GBRAM (up to)
90 WhBattery capacity
3.2 kgWeight
Spec guide
How it ranks among desktop replacements of 2025
GPU power (TGP) · 175 WTop 11%Screen size · 18″Top 10%Refresh rate · 240 HzTop 25%RAM (up to) · 32 GBBottom 42%Battery capacity · 90 WhTop 39%Weight · 3.2 kgBottom 10%
Compared with desktop replacements released in 2025. Bars show the share of models it beats.
compared with other desktop replacements
Why is ROG Strix G18 G815 RTX 5080 (2025) a good choice?
GPU power (TGP): 175 Wbetter than 70% of desktop replacements
3DMark Steel Nomad Light: 27,302better than 80% of desktop replacements
CPU cores: 24better than 72% of desktop replacements
Fan noise (max. load): 49.7 dBbetter than 85% of desktop replacements
Video memory: 16 GBbetter than 70% of desktop replacements
Weak points
RAM (up to): 32 GBworse than 95% of desktop replacements
Battery capacity: 90 Whworse than 92% of desktop replacements
SSD (up to): 1,000 GBworse than 99% of desktop replacements
Specifications
Full specifications
Graphics
- GPU maker
- NVIDIA
- GPU power (TGP)
- 175 W
- Video memory
- 16 GB
- GPU shader cores
- 7,680
- GPU compute (FP32)
- 42 TFLOPS
- 3DMark Steel Nomad Light
- 27,302
Processor
- CPU maker
- Intel
- CPU cores
- 24
- Max CPU clock
- 5.5 GHz
- Processor options
- Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX
Display
- Screen size
- 18″
- Resolution
- 2560 × 1600
- Refresh rate
- 240 Hz
- Brightness
- 500 nits
- sRGB coverage
- 100%
- Response time
- 3 ms
- DCI-P3 coverage
- 100%
- Pixel density
- 168 ppi
- Aspect ratio
- 16:10
- G-Sync / FreeSync
- Yes
- Advanced Optimus
- No
- MUX switch
- Yes
- HDR
- Yes
- Touchscreen
- No
Memory & storage
- RAM (up to)
- 32 GB
- RAM (base)
- 32 GB
- RAM speed
- 5,600 MHz
- Max. supported RAM
- 64 GB
- RAM slots
- 2
- Upgradable RAM
- Yes
- SSD (up to)
- 1,000 GB
- SSD (base)
- 1,000 GB
- M.2 SSD slots
- 2
- SSD interface
- PCIe 4.0 x4
Battery & power
- Battery capacity
- 90 Wh
- Power adapter
- 380 W
- USB-C charging (Power Delivery)
- Yes
- USB-C charging power
- 100 W
Design & cooling
- Weight
- 3.2 kg
- Thickness
- 32 mm
- Width
- 399 mm
- Depth
- 298 mm
- Body material
- Plastic
- Colours
- Green
- Cooling fans
- 3
- Vapor chamber cooling
- Yes
- Liquid metal (CPU)
- Yes
- Fan noise (max. load)
- 49.7 dB
Ports & wireless
- Thunderbolt or USB4
- Yes
- USB-C ports
- 2
- USB-A ports
- 3
- HDMI
- HDMI 2.1
- HDMI 2.1
- Yes
- (Mini) DisplayPort
- No
- Ethernet
- 5 Gbit/s
- Ethernet port
- Yes
- SD card reader
- No
- 3.5 mm audio jack
- Yes
- Wi-Fi standard
- Wi-Fi 7
- Bluetooth
- 5.4
Keyboard & camera
- Backlit keyboard
- Yes
- Numeric keypad
- Yes
- Key travel
- 1.7 mm
- Webcam
- 1,080p
- IR camera (face login)
- Yes
- Fingerprint reader
- No
Audio
- Speakers
- 2.0
- Dolby Atmos
- Yes
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
Compare
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Gaming laptops: Screen size from 17.3″ + thunderbolt or USB4251Gaming laptops: Screen size from 17.3″ + battery capacity from 90 wh253Gaming laptops: Video memory from 12 GB + refresh rate from 165 hz269Gaming laptops — Refresh rate from 240 Hz + Resolution class: QHD (1440p/1600p)270Gaming laptops: Video memory from 12 GB + upgradable RAM271Gaming laptops: GPU power (TGP) from 115 W + video memory from 12 GB273Gaming laptops: Video memory from 12 GB + battery capacity from 90 wh280Gaming laptops: Screen size from 17.3″ + MUX switch282
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